% Problem Quiz/Answer Document

On wednesday 72% of the customers who bought gas at a gas station made additional purchases. There were 250 customers who bought gas.

How many of these 250 customers made additional purchases? (Only write the number)

Yesterday 170 guests at a hotel called for room service, and 255 guests did not call for room service. What percentage of the guests at this hotel called for room service yesterday?

• 60%

• 15%

• 40%

• 85%

A shop owner offered a 20% discount off the regular price of a mirror. The amount of the discount is $3.

What is the regular price of the mirror? (Only write the number.... Two digits)

Customers at an ice-cream shop took a survey. The results showed that 144 customers rated the shop as being "very satisfactory". This nyumber represented 45% of the total number of customers who took the survey.

What was the total number of customers who took the survey?

• 189

• 65

• 99

• 320

There are 90 girls in 60 boys in the sixth grade at a middle school. Of these students 9 girls and three boys right left handed. What percentage of the sixth graders at this middle school write left handed?

• 10%

• 8%

• 5%

• 15%

As a part of a survey, 300 girls were asked to name their favorite sport. The results showed that 12 of the girls named bowling as their favorite sport. What percentage of the girls in the survey named bowling as their favorite sport?

• 4%

• 12%

• 25%

• 0.04%

In 2012 there were approximately 8,950 acpublic libraries in the united states. A survey found that 76% of those libraries offered free access to ebooks. Based on this information, how many public libraries offered free access to electronic books in 2012?

• 8,190

• 118

• 6,802

• 760

Last time Brea played softball she hit the ball 35% of the times she was at bat. Based on this information, how many times will Brea hit the ball the next time she plays softball if she is at bat 20 times?

• 4

• 7

• 15

• 6

Carlos walked to school on 14 of the 20 school days in February. Which value is equivalent to the fraction of the school days in February that Carlos walked to school?

• 70%

• 0.07

• 0.142

• 56%

A waiter earned a 17% tip. What decimal is equivalent to 17%? (Put your answer in the form of ___.___ ____)